Published in Revue suisse de Zoologie 89, issue 4, 859-868, 1982which should be used for any reference to this work

1

2

3

4

5

6

7

8

9

10

Correlations 1.bmpCorrelations 2.bmpCorrelations 3.bmpCorrelations 4.bmpCorrelations 5.bmpCorrelations 6.bmpCorrelations 7.bmpCorrelations 8.bmpCorrelations 9.bmpCorrelations 10.bmp